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LP2953AIN from NS,National Semiconductor

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15.625ms

LP2953AIN

Manufacturer: NS

Adjustable Micropower Low-Dropout Voltage Regulator

Partnumber Manufacturer Quantity Availability
LP2953AIN NS 630 In Stock

Description and Introduction

Adjustable Micropower Low-Dropout Voltage Regulator The LP2953AIN is a low-dropout voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** Up to 30V  
- **Output Voltage Options:** Fixed (3.3V, 5V) or Adjustable (1.23V to 29V)  
- **Output Current:** 250mA  
- **Dropout Voltage:** 380mV (typical at 250mA)  
- **Line Regulation:** 0.03% (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Quiescent Current:** 80µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin DIP (LP2953AIN)  

### **Descriptions:**  
The LP2953AIN is a precision voltage regulator with low dropout, designed for battery-powered applications. It features low quiescent current and high accuracy, making it suitable for power-sensitive designs.  

### **Features:**  
- Low dropout voltage  
- Low quiescent current  
- Thermal shutdown and current limit protection  
- Stable with low-ESR capacitors  
- Adjustable or fixed output voltage options  
- High PSRR (Power Supply Rejection Ratio)  

This regulator is commonly used in automotive, industrial, and portable electronics.  

(Note: The LP2953AIN is now part of Texas Instruments' portfolio following their acquisition of National Semiconductor.)

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